Should these be taken into consideration when travelling?

Visiting UNESCO World heritage sites?
The 7 wonders of the world, ancient, natural, modern e.g. ? (Great wall, The Pyramids, Northern lights)
Political unstable areas? (Gaza, Bangkok)
Tallest structures? (Dubai Khalifur)
volcanoes, tornadoes, earthquake-prone? (Pacaya, Oklahoma,
Festivals (Songkran, Oktoberfest, Bull Run, Tomatina)?
Food (from the most prestigious restaurants, 3 Michelin Hat El Bulli, to the strange street foods in China)?
Natural Landscape (glaciers, Missisippi river,
Environmental disaster area (oil spill in Gulf Mexico)?
Adrenaline charged tourist spots (Queenstown)?
Biggest parties (Ibiza)?
Cultural historical sites (Museums)